18628742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{1321}}^1$

素因数の和:1975

約数の個数: 16

約数和(自身を含む): 30554064

約数和(自身を除く): 11925322

約数列:

[1, 2, 11, 22, 641, 1282, 1321, 2642, 7051, 14102, 14531, 29062, 846761, 1693522, 9314371, 18628742]

約数ペア:

[(1, 18628742), (2, 9314371), (11, 1693522), (22, 846761), (641, 29062), (1282, 14531), (1321, 14102), (2642, 7051)]